ZSound SW218 Passive Subwoofer

The ZSound SW218 is a professional dual 18-inch passive subwoofer engineered to deliver powerful, deep, and controlled bass for high-performance sound reinforcement. Featuring two high-efficiency neodymium 18" drivers, a bass-reflex enclosure, and high power handling, the SW218 is ideal for churches, concerts, touring productions, clubs, and large venue installations.

Key Features

• Dual 18-inch neodymium subwoofer drivers
• 3000W AES continuous power handling
• Deep low-frequency response down to 30 Hz
• Bass-reflex cabinet for powerful, punchy bass
• High 138 dB Peak SPL output
• Durable Baltic birch plywood enclosure
• Black Polyurea finish for touring durability
• Dual Neutrik NL4 Speakon connectors
• Designed for professional live sound and permanent installations

Specifications

• Type: Dual 18" Passive Subwoofer
• Frequency Response: 30 Hz – 200 Hz (±3 dB), 25 Hz – 250 Hz (-10 dB)
• Drivers: 2 × 18" Neodymium Woofers (135 mm voice coil)
• Power Rating (AES): 3000W
• Maximum SPL: 138 dB Peak
• Sensitivity: 98 dB SPL (1W/1m)
• Nominal Impedance: 4 Ω
• Coverage: Omnidirectional
• Connectors: 2 × Neutrik NL4 Speakon
• Cabinet Material: 15 mm, 18 mm & 24 mm Baltic birch plywood
• Dimensions (W × D × H): 1340 × 700 × 560.5 mm
• Weight: 82 kg

Why It's Best For

• Large churches and worship venues
• Concerts and live touring productions
• Outdoor events and festivals
• Clubs and entertainment venues
• Auditoriums and conference halls
• Rental companies requiring powerful, reliable low-frequency reinforcement
• Pairing with ZSound line array systems such as the LA210 or LC10 for a complete professional PA system.

Inside Kathmandu Valley:

• Orders before 11 AM → Same-day delivery
• Orders after 11 AM → Next-day delivery

Outside Kathmandu Valley:

• Orders before 11 AM → Next-day delivery
• Orders after 11 AM → Delivered the day after tomorrow